Definition of: tug

(tug) v. tugged, tug·ging v.t.
1. To pull at with effort; strain at.
2. To pull, draw, or drag with effort.
3. To tow with a tubgoat.
—v.i.
4. To pull strenuously: to tug at an oar.
5. To strive; toil; struggle. See synonyms under DRAW.
—noun
1. An act of tugging; a violent pull.
2. A strenuous contest; a struggle; wrestle.
3. A tugboat.
4. A trace of a harness; also, Scot., rawhide: formerly used in making traces.
5. Brit. A colleger or member of the king's foundation at Eton College.
6. Brit. Dial. A high-wheeled cart for carrying logs, etc., slung beneath its axles. [ME toggen, intens. of OE tēon tow; infl. by ON toga draw]
—tug′ger noun